Remove old (dead) app list code.

ui/app_list/views/contents_view.h

Index: ui/app_list/views/contents_view.h
diff --git a/ui/app_list/views/contents_view.h b/ui/app_list/views/contents_view.h
index ba529403daf427126fb21a7528ab2ef50a9c6a95..7ef41beaf4ebccba24610e7880838839463e1aa2 100644
--- a/ui/app_list/views/contents_view.h
+++ b/ui/app_list/views/contents_view.h
@@ -50,9 +50,8 @@ class APP_LIST_EXPORT ContentsView : public views::View,
   explicit ContentsView(AppListMainView* app_list_main_view);
   ~ContentsView() override;
 
-  // Initialize the pages of the launcher. In the experimental launcher, should
-  // be called after set_contents_switcher_view(), or switcher buttons will not
-  // be created.
+  // Initialize the pages of the launcher. Should be called after
+  // set_contents_switcher_view().
   void Init(AppListModel* model);
 
   // The app list gets closed and drag and drop operations need to be cancelled.
@@ -183,7 +182,6 @@ class APP_LIST_EXPORT ContentsView : public views::View,
   AppsContainerView* apps_container_view_;
   SearchResultPageView* search_results_page_view_;
 

[calamity, 2016/09/21 07:54:10]

nit: Remove this blank line.

[Matt Giuca, 2016/09/22 06:49:44]

Done.

-  // Only used in the experimental app list.
   StartPageView* start_page_view_;
   CustomLauncherPageView* custom_page_view_;